- LOGGER.debug("skipping bytebuf - too few bytes for header: " + readableBytes + " < " + LENGTH_OF_HEADER );
- LOGGER.debug("bb: " + ByteBufUtils.byteBufToHexString(bb));
+ LOGGER.debug("skipping bytebuf - too few bytes for header: {} < {}", readableBytes, LENGTH_OF_HEADER);
+ LOGGER.debug("bb: {}", ByteBufUtils.byteBufToHexString(bb));